Unknown

Past Producer in Grand county in Colorado, United States with commodities Lead, Silver, Zinc
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Mining district
  9. Land status
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10215456
MAS/MILS ID 0080490067
Record type Site
Current site name Unknown
Alternate or previous names Bobtail Mine

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -105.897, 39.76439 (WGS84)
Elevation 3444
Location accuracy 250(meters)

Site location context

Political divisions (FIPS codes)

Grand(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Byers Peak(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Colorado Headwaters(hydrologic unit)

Colorado Headwaters(hydrologic accounting unit)

Colorado Headwaters(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Arapaho and Roosevelt National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Colorado Grand

Commodities

Commodity Importance
Lead Tertiary
Silver Primary
Zinc Critical Tertiary

Nearby scientific data

Main Entrance (1) -105.897, 39.76439

Economic information

Comments on the geologic information

  • VEIN HOSTED IN SILVER PLUME GRANITE. INCLUDES SEVERAL CAVED ADITS AND AN INACCESSIBLE SHAFT. PYRITE, SPHALERITE, GALENA, CHALCOPYRITE.

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name La Plata District

Land status

Ownership category Unknown

Reference information

Bibliographic references

  • Deposit

    USBM OPENFILE REPORT MLA 67-83.

  • Deposit

    MINERAL APPRAISAL OF ROUTT NATIONAL FOREST, COLORADO: USBM

  • Deposit

    OPENFILE REPORT MLA ?-93, SAMPLES 455-457.

Reporter information

Type Date Name Affiliation Comment
Reporter 05-AUG-1993 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Authoritative Colorado resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.